目前，正是部分作物除草期和防病除虫期，所用工具都是喷雾器，而喷雾器并不是家家必备，尤其是大田生产农户，难免农户之间相互借用。应当指出一个十分重要问题，就是借用前和惜用后，使用者一定要弄清上次喷洒的农药种类名称，是除草剂，还是杀菌剂或者是杀虫剂，看清容器内 At present, some of the crops are herbicides and pest control stages. The tools used are all nebulizers. Nebulizers are not necessary for every household. In particular, the production of farms in fields is inevitable, and it is inevitable for farmers to borrow each other. It should be pointed out that a very important issue is that before and after borrowing, the user must know the name of the pesticide sprayed last time, whether it is a herbicide, a bactericide or an insecticide, and the inside of the container